EVA packaging glue film with effect of improving solar assembly transition power
A technology for solar modules and encapsulation films, used in adhesives, electrical components, semiconductor devices, etc., can solve problems such as inability to effectively improve light reflectivity, large shrinkage, white overflow, etc. The effect of improving reflectivity
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Embodiment 1
[0027] An EVA encapsulation adhesive film for improving the conversion power of a solar module comprises a transparent front adhesive film and a white back adhesive film.
[0028] Its raw material composition of described positive adhesive film is as follows by mass percentage:
[0029] Cross-linking agent (tert-butylperoxycarbonate-2-ethylhexyl) 0.05%,
[0030] Auxiliary cross-linking agent (triallyl isocyanurate) 0.05%,
[0031] Coupling agent (silane coupling agent KH792) 3%,
[0032] Hydrophobic agent (modified polysiloxane, Dow Corning DC856) 2%,
[0033] Light stabilizer (light stabilizer 770) 1.5%,
[0034] Antacid (calcium stearate) 1.0%,
[0035] UV conversion agent 0.02%,
[0036] EVA resin balance.
[0037] The ultraviolet light conversion agent is formed by mixing the following raw materials in mass percentage: 6.5% calcium sulfide, 0.05% sodium sulfide, 2.5% potassium sulfide, 2% barium nitrate, 2% indium nitrate, and the balance of polymethyl methacrylate ...
Embodiment 2
[0049] An EVA encapsulation adhesive film for improving the conversion power of a solar module comprises a transparent front adhesive film and a white back adhesive film.
[0050] Its raw material composition of described positive adhesive film is as follows by mass percentage:
[0051] Crosslinker (tert-butylperoxycarbonate-2-ethylhexyl) 5%,
[0052] Co-crosslinking agent (trimethylolpropane trimethacrylate) 5%,
[0053] Coupling agent (vinyl tris(β-methoxyethoxy)silane) 0.05%,
[0054] Hydrophobic agent (modified polysiloxane, Dow Corning DC856) 0.05%,
[0055] Light stabilizer (light stabilizer 944) 0.02%,
[0056] Antacid (calcium stearate) 0.02%,
[0057] UV light conversion agent 1.0%,
[0058]EVA resin balance.
[0059] The ultraviolet light conversion agent is prepared by mixing the following raw materials in mass percentage: 4% calcium sulfide, 0.25% sodium sulfide, 5% magnesium sulfide, 1% barium sulfate, 1% strontium nitrate, and the balance of EVA resin.
[...
Embodiment 3
[0071] An EVA encapsulation adhesive film for improving the conversion power of a solar module comprises a transparent front adhesive film and a white back adhesive film.
[0072] Its raw material composition of described positive adhesive film is as follows by mass percentage:
[0073] Crosslinker (tert-butylperoxycarbonate-2-ethylhexyl) 2%,
[0074] Auxiliary cross-linking agent (compound of triallyl isocyanurate and trimethylolpropane trimethacrylate 1:1 mass ratio) 1%,
[0075] Coupling agent (silane coupling agent KH570) 0.6%,
[0076] Hydrophobic agent (modified polysiloxane, Dow Corning DC856) 1%,
[0077] Light stabilizer (compound of light stabilizer 770 and light stabilizer 622 at a mass ratio of 1:1) 0.5%,
[0078] Antacid (calcium stearate) 0.2%,
[0079] UV conversion agent 0.3%,
[0080] EVA resin balance.
[0081] The ultraviolet light conversion agent is formed by mixing the following raw materials in mass percentage: 3% calcium sulfide, 0.2% sodium sulfi...
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